CN213398668U - Pin inserting device for test in transformer substation - Google Patents

Abstract

The utility model relates to a contact pin equipment technical field, concretely relates to contact pin device for transformer substation's internal test, including the picture peg, a plurality of spacing grooves have been seted up to one side of picture peg, the inserting groove has been seted up to an inside wall of spacing groove, the inside of inserting groove and spacing groove is provided with the contact pin, the one end of contact pin is pegged graft with the inserting groove slip of corresponding position department, the other end of contact pin has linked firmly the connecting wire. The utility model discloses in, be provided with stop gear through the outside at the insulating layer, and through pegging graft contact pin and inserting groove, and make connecting pipe and spacing groove sliding connection, the rethread rotates the annular piece, thereby make the circular duct rotate, and then make the promotion piece rotate, and the promotion piece rotates and promotes the extrusion piece and remove, thereby it is spacing with the spacing groove extrusion to utilize the extrusion piece, and then carry on spacingly to stop gear, make the contact pin contact failure because of the hand is pressed for the weakness when having avoided this for the transformer substation contact pin device to use.

Description

Pin inserting device for test in transformer substation

Technical Field

The utility model relates to a contact pin equipment technical field, concretely relates to contact pin device for test in transformer substation.

Background

The transformer substation is a place for converting voltage and current, receiving electric energy and distributing electric energy in an electric power system, and the transformer substation in a power plant is a boosting transformer substation and is used for boosting the electric energy generated by a generator and then feeding the electric energy into a high-voltage power grid. And often need carry out some circuit breaker mechanical characteristic tests in the transformer substation, experimental items such as arrester, mutual-inductor live test, and need take the secondary terminal in the switch board of experimental wiring plug contact upper equipment in the experiment, and the secondary terminal contact point is established in terminal round inside, and need personnel's hand power to keep pressing down the state when wiring plug is connected with terminal round to reach the mesh of guaranteeing that wiring plug and secondary terminal are good to be contacted. However, the test time is long, the hands feel fatigue, and the hands of the person are easy to relax, so that the wiring plug and the secondary terminal are in poor contact, and the accuracy of the test data is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that the test time is long, the hands feel fatigue and easily relax the hands of personnel, so that the wiring plug and the secondary terminal are poor in contact and the accuracy of test data is influenced, the pin inserting device for the test in the transformer substation is provided.

The purpose of the utility model can be realized by the following technical scheme:

a pin inserting device for tests in a transformer substation comprises a plug board, wherein a plurality of limiting grooves are formed in one side of the plug board, an inserting groove is formed in one inner side wall of each limiting groove, inserting pins are arranged in the inserting grooves and the limiting grooves, one end of each inserting pin is inserted into the inserting groove in a corresponding position in a sliding mode, the other end of each inserting pin is fixedly connected with a connecting wire, an insulating layer is fixedly sleeved on the outer side of the other end of each inserting pin, and a limiting mechanism is arranged on the outer side of each insulating layer;

the limiting mechanism comprises a fixing ring, the inner part of the fixing ring is fixedly sleeved with one end of the outer side of the insulating layer, one side of the fixing ring is fixedly provided with a connecting pipe, the outer side of the connecting pipe is provided with four sliding through holes at equal angles relative to the central line of the connecting pipe, the positions corresponding to the four sliding through holes in the connecting pipe are respectively provided with an extrusion block, the inner part of the connecting pipe is rotatably connected with a circular pipe, the outer side of the circular pipe is fixedly connected with four pushing blocks at equal intervals relative to the central line of the circular pipe, one side of the circular pipe is fixedly connected with a ring block, when the limiting mechanism is used, a contact pin is inserted into an insertion groove, the connecting pipe is slidably connected with a limiting groove, the circular pipe is rotated by rotating the ring block, the pushing blocks are further rotated, the extrusion blocks are, the contact pin device for the test in the transformer substation is prevented from being poor in contact due to the fact that hands are pressed to be weak when the contact pin device is used.

The extrusion block is characterized in that a rectangular plate is fixedly connected to the middle position between the two inner side walls of the sliding through hole, a rectangular through hole is formed in the extrusion block, the rectangular plate is fixedly connected with the rectangular through hole at the corresponding position in a clamping mode, and the rectangular plate and the rectangular through hole are used for limiting and fixing the extrusion block.

The extrusion block is an arc-shaped plate-shaped mechanism, a wedge-shaped notch is formed in one end of one arc-shaped side of the extrusion block, and the wedge-shaped notch is used for facilitating the pushing block to limit and fix the extrusion block.

The extrusion device is characterized in that a plurality of dents are uniformly formed in the other arc-shaped side of the extrusion block, an anti-slip sleeve is fixedly sleeved on the outer side of the annular block, the limiting effect of the extrusion block is increased by the dents, and the annular block is convenient to rotate by the anti-slip sleeve.

The length of the connecting pipe is the same as that of the round pipe, one side of the pushing block is arc-shaped, and the diameter of a circle where the arc-shaped side of the pushing block is located is the same as the inner diameter of the connecting pipe.

The extrusion block and the rectangular plate are made of rubber, and the outer diameter of the connecting pipe is the same as the inner diameter of the limiting groove.

The utility model has the advantages that:

1. be provided with stop gear through the outside at the insulating layer, and through pegging graft contact pin and inserting groove, and make connecting pipe and spacing groove sliding connection, the rethread rotates the annular piece, thereby make the circular pipe rotate, and then make and promote the piece and rotate, and promote the piece and rotate and promote the extrusion piece and remove, thereby it is spacing with spacing groove extrusion to utilize the extrusion piece, and then carry on spacingly to stop gear, make contact pin contact failure because of the hand is pressed for the weakness when having avoided this for the transformer substation interior experimental contact pin device to use.

Drawings

The present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic diagram of the structure of the middle plate of the present invention;

fig. 3 is a schematic diagram of the structure of the contact pin of the present invention;

fig. 4 is a schematic structural view of the middle limiting mechanism of the present invention.

In the figure: 100. inserting plates; 110. inserting grooves; 120. a limiting groove; 200. a connecting wire; 210. inserting a pin; 220. an insulating layer; 300. a limiting mechanism; 310. a fixing ring; 320. a connecting pipe; 321. a slide through hole; 322. a rectangular plate; 330. extruding the block; 331. indenting; 332. a rectangular through hole; 333. a wedge-shaped notch; 340. a ring block; 341. an anti-slip sleeve; 350. a circular tube; 351. and (4) pushing the block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, a pin inserting device for a test in a transformer substation includes a board 100, a plurality of limiting grooves 120 are formed in one side of the board 100, an insertion groove 110 is formed in an inner side wall of each limiting groove 120, a pin 210 is disposed inside each insertion groove 110 and each limiting groove 120, one end of each pin 210 is slidably inserted into the corresponding insertion groove 110, the other end of each pin 210 is fixedly connected with a connecting wire 200, an insulating layer 220 is fixedly connected to the outer side of the other end of each pin 210 in a sleeved manner, and a limiting mechanism 300 is disposed on the outer side of each insulating layer 220;

the limiting mechanism 300 comprises a fixing ring 310, the inner part of the fixing ring 310 is fixedly sleeved with one end of the outer side of the insulating layer 220, one side of the fixing ring 310 is fixed with a connecting pipe 320, the outer side of the connecting pipe 320 is provided with four sliding through holes 321 at equal angles relative to the central line thereof, extrusion blocks 330 are arranged at positions corresponding to the four sliding through holes 321 in the connecting pipe 320, the inner part of the connecting pipe 320 is rotatably connected with a circular pipe 350, the outer side of the circular pipe 350 is fixedly connected with four pushing blocks 351 at equal intervals relative to the central line thereof, one side of the circular pipe 350 is fixedly connected with a ring block 340, when in use, a pin 210 is inserted into the insertion groove 110, the connecting pipe 320 is slidably connected with the limiting groove 120, the circular pipe 350 is rotated by rotating the ring block 340, the pushing blocks 351 are rotated to push the extrusion blocks 330 to move, and the extrusion blocks 330 are utilized, and then spacing mechanism 300, avoided this transformer substation for experimental contact pin device use make contact failure of contact pin 210 because of the hand is pressed powerless.

Intermediate position department between two inside walls of slide through hole 321 has linked firmly rectangular plate 322, rectangular through hole 332 has been seted up on extrusion piece 330, rectangular plate 322 is fixed with the rectangular through hole 332 joint that corresponds position department, utilize rectangular plate 322 and rectangular through hole 332 to carry out spacing fixed to extrusion piece 330, extrusion piece 330 is the arc platelike mechanism, wedge breach 333 has been seted up to the one end of an arc side of extrusion piece 330, it carries out spacing fixed to extrusion piece 330 to utilize wedge breach 333 to be convenient for promote piece 351.

A plurality of indents 331 have evenly been seted up to another arc side of extrusion piece 330, the outside of annular piece 340 is cup jointed and is fixed with anti-skidding cover 341, utilize indents 331 to increase the spacing effect of extrusion piece 330, and utilize anti-skidding cover 341 to be convenient for rotate annular piece 340, the length of connecting pipe 320 is the same with the length of circular pipe 350, one side that promotes piece 351 is the arc, the diameter that promotes the circle at piece 351 arc side place is the same with the internal diameter of connecting pipe 320, the material of extrusion piece 330 and rectangular plate 322 is rubber, the external diameter of connecting pipe 320 is the same with the internal diameter of spacing groove 120.

The working principle is as follows: during the use, peg 210 and inserting groove 110 are pegged graft, and make connecting pipe 320 and spacing groove 120 sliding connection, and through rotating annular piece 340, thereby make circular pipe 350 rotate, and then make and promote piece 351 and rotate, and promote piece 351 and rotate and promote extrusion piece 330 and remove, thereby it is spacing with spacing groove 120 extrusion to utilize extrusion piece 330, and then carry out spacingly to stop gear 300, make the contact failure of peg 210 because of the hand is pressed inadequately when having avoided this for the transformer substation experimental pin device to use.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is illustrative and explanatory only, and various modifications, additions and substitutions as described for the specific embodiments described herein may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the invention as defined in the claims.

Claims (6)

1. A pin inserting device for a test in a transformer substation comprises a plug board (100) and is characterized in that a plurality of limiting grooves (120) are formed in one side of the plug board (100), an inserting groove (110) is formed in one inner side wall of each limiting groove (120), inserting pins (210) are arranged in the inserting grooves (110) and the limiting grooves (120), one end of each inserting pin (210) is slidably inserted into the corresponding inserting groove (110), the other end of each inserting pin (210) is fixedly connected with a connecting wire (200), an insulating layer (220) is fixedly sleeved on the outer side of the other end of each inserting pin (210), and a limiting mechanism (300) is arranged on the outer side of each insulating layer (220);

stop gear (300) are including solid fixed ring (310), the inside of solid fixed ring (310) is cup jointed fixedly with the one end in the insulating layer (220) outside, one side of solid fixed ring (310) is fixed with connecting pipe (320), four sliding through hole (321) have been seted up in the outside of connecting pipe (320) about its central line isogonism, the inside position department that corresponds four sliding through hole (321) of connecting pipe (320) all is provided with extrusion piece (330), the inside rotation of connecting pipe (320) is connected with circular pipe (350), the outside of circular pipe (350) has linked firmly four about its central line equidistance and has promoted piece (351), one side of circular pipe (350) has linked firmly annular piece (340).

2. The pin inserting device for the test in the transformer substation according to claim 1, wherein a rectangular plate (322) is fixedly connected to a middle position between two inner side walls of the sliding through hole (321), a rectangular through hole (332) is formed in the extrusion block (330), and the rectangular plate (322) is clamped and fixed with the rectangular through hole (332) at a corresponding position.

3. The pin inserting device for the test in the transformer substation as claimed in claim 1, wherein the extrusion block (330) is an arc-shaped plate-shaped mechanism, and one end of one arc-shaped side of the extrusion block (330) is provided with a wedge-shaped notch (333).

4. The pin device for the test in the transformer substation according to claim 1, wherein a plurality of dents (331) are uniformly formed on the other arc-shaped side of the extrusion block (330), and an anti-slip sleeve (341) is fixedly sleeved on the outer side of the annular block (340).

5. The pin inserting device for the test in the substation as claimed in claim 1, wherein the length of the connecting pipe (320) is the same as that of the circular pipe (350), one side of the pushing block (351) is arc-shaped, and the diameter of the circle on which the arc-shaped side of the pushing block (351) is located is the same as the inner diameter of the connecting pipe (320).

6. The pin device for the test in the transformer substation according to claim 1, wherein the material of the extrusion block (330) and the rectangular plate (322) is rubber, and the outer diameter of the connecting pipe (320) is the same as the inner diameter of the limiting groove (120).

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